哲学（てつがく、tetsugaku）
- philosophy

The Japanese word 哲学, pronounced てつがく (tetsugaku), translates to "philosophy" in English. It encompasses the study of fundamental questions about existence, knowledge, values, reason, mind, and language. It's a broad field that explores the nature of reality, morality, and human thought. ⚫︎ It involves critical thinking, analysis, and the development of logical arguments. ⚫︎ 哲学 aims to understand the world and our place within it through rigorous questioning and reasoning. ⚫︎ It examines concepts such as truth, justice, beauty, and the meaning of life.

⚫︎ 彼は哲学を専攻しています。 ⚫︎ Translation: He majors in philosophy. ⚫︎ 哲学は難しいけれど、面白いです。 ⚫︎ Translation: Philosophy is difficult, but interesting. ⚫︎ 私は哲学の本を読んでいます。 ⚫︎ Translation: I am reading a philosophy book.

You use 哲学 when discussing the subject of philosophy, philosophical concepts, or the study of philosophical ideas. You would use it in contexts such as: ⚫︎ Talking about someone's academic field of study. ⚫︎ Discussing a particular philosopher or school of thought. ⚫︎ Referring to a specific philosophical text or idea. ⚫︎ Describing the nature of a discussion or debate that involves fundamental questions.

哲学 is most commonly written using kanji as 哲学. ⚫︎ The hiragana reading is てつがく (tetsugaku). ⚫︎ There are no common variations in the okurigana. ⚫︎ It is rarely, if ever, written in katakana.

While there aren't direct synonyms in Japanese that carry the exact same meaning, here are some related terms: ⚫︎ 思想 (しそう - shisou): Thought, idea, ideology. It's a broader term than 哲学. ⚫︎ 思索 (しさく - shisaku): Contemplation, thinking deeply. Focuses more on the act of thinking. ⚫︎ 論理 (ろんり - ronri): Logic. A specific aspect of philosophical study.

There aren't direct antonyms for 哲学, as it is a field of study. However, words representing the opposite of the type of thought associated with philosophy could be used: ⚫︎ 無思考 (むしこう - mushikou): Thoughtlessness. ⚫︎ 無知 (むち - muchi): Ignorance.

ソクラテスは古代ギリシャの代表的な《哲学者です。》 ⚫︎ Translation: Socrates is a representative philosopher of ancient Greece. ⚫︎ Explanation: This sentence introduces Socrates as a key figure in the field of 哲学.

彼女は人生の《哲学的な問いについていつも考えています。》 ⚫︎ Translation: She is always thinking about philosophical questions about life. ⚫︎ Explanation: This sentence shows how 哲学 can be applied to thinking about the meaning of life.

The word 哲学 is a Sino-Japanese compound (a word composed of Chinese characters) that was adopted into Japanese. ⚫︎ The two kanji are: 哲 (tetsu), meaning "wise," "sagacious," or "philosophical"; and 学 (gaku), meaning "study," "learning," or "science." ⚫︎ Therefore, the word 哲学 literally means "the study of wisdom" or "the study of philosophy". ⚫︎ It was created in Japan during the Meiji period (1868-1912) as a translation of the Western concept of "philosophy."